extends Node

func strFirstChar2Upper(str:String):
	return str[0].to_upper() + str.substr(1)

func strFirstChar2Lower(str:String):
	return str[0].to_lower() + str.substr(1)
	

func vector2RandomRange(xHalf, yHalf):
	return Vector2((randf() * 2.0 - 1.0) * xHalf, (randf() * 2.0 - 1.0) * yHalf) 
